Boat carrier



FIG. 1 is a perspective view of a boat carrier showing my new design;

FIG. 2 is a side view thereof; the opposite side view being substantially identical;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof; and,

FIG. 5 is a top view thereof. 

The ornamental design for a boat carrier, as shown and described. 